30975725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 42503232

約数和(自身を除く): 11527507

約数列:

[1, 5, 11, 25, 55, 73, 275, 365, 803, 1543, 1825, 4015, 7715, 16973, 20075, 38575, 84865, 112639, 424325, 563195, 1239029, 2815975, 6195145, 30975725]

約数ペア:

[(1, 30975725), (5, 6195145), (11, 2815975), (25, 1239029), (55, 563195), (73, 424325), (275, 112639), (365, 84865), (803, 38575), (1543, 20075), (1825, 16973), (4015, 7715)]